Home / 6,972.12-10,450.88-2,587.60

Finding the Fourth Proportional to 6,972.12, 10,450.88 and 2,587.60

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Solution

The fourth proportional to 6,972.12, 10,450.88 and 2,587.60 is: 3,878.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972.12 : 10,450.88 = 2,587.60 : x
  2. Step 2: Convert to fraction form
    6,972.12/10,450.88 = 2,587.60/x
  3. Step 3: Cross multiply
    6,972.12x = 10,450.88 × 2,587.60
  4. Step 4: Simplify right side
    6,972.12x = 27,042,697.09
  5. Step 5: Solve for x
    x = 27,042,697.09/6,972.12
  6. Step 6: Final answer
    x = 3,878.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.